button {
  height: 30px;
  border-radius: 6px;
  outline: none;
  margin-left: 10px;
}
.close {
  cursor: pointer;
}
.demo + div {
  padding-left: 20px;
}

@font-face {
  font-family: "iconfont";
  src: url('iconfont.eot?t=1490595725101');
  /* IE9*/
  src: url('iconfont.eot?t=1490595725101#iefix') format('embedded-opentype'), /* IE6-IE8 */ url('../lib/font_icon/iconfont.woff?t=1490595725101') format('woff'), /* chrome, firefox */ url('iconfont.ttf?t=1490595725101') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+*/ url('iconfont.svg?t=1490595725101#iconfont') format('svg');
  /* iOS 4.1- */
}
.iconfont {
  font-family: "iconfont" !important;
  font-size: 16px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.icon-close:before {
  content: "\e69a";
}
.icon-moreunfold:before {
  content: "\e6a6";
}
.icon-more:before {
  content: "\e6a7";
}
.icon-refresh:before {
  content: "\e6aa";
}
.icon-selected:before {
  content: "\e6ad";
}
.icon-service:before {
  content: "\e6c7";
}
.icon-icondownload:before {
  content: "\e714";
}
.icon-good:before {
  content: "\e717";
}
.icon-accountfilling:before {
  content: "\e732";
}
.icon-favorites:before {
  content: "\e7ce";
}

/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
html {
  font-family: sans-serif;
  -ms-text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}
audio,
canvas,
progress,
video {
  display: inline-block;
  vertical-align: baseline;
}
audio:not([controls]) {
  display: none;
  height: 0;
}
[hidden],
template {
  display: none;
}
a {
  background-color: transparent;
}
a:active,
a:hover {
  outline: 0;
}
abbr[title] {
  border-bottom: 1px dotted;
}
b,
strong {
  font-weight: bold;
}
dfn {
  font-style: italic;
}
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
mark {
  background: #ff0;
  color: #000;
}
small {
  font-size: 80%;
}
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sup {
  top: -0.5em;
}
sub {
  bottom: -0.25em;
}
img {
  border: 0;
}
svg:not(:root) {
  overflow: hidden;
}
figure {
  margin: 1em 40px;
}
hr {
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  height: 0;
}
pre {
  overflow: auto;
}
code,
kbd,
pre,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}
button,
input,
optgroup,
select,
textarea {
  color: inherit;
  font: inherit;
  margin: 0;
}
button {
  overflow: visible;
}
button,
select {
  text-transform: none;
}
button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}
button[disabled],
html input[disabled] {
  cursor: default;
}
button::-moz-focus-inner,
input::-moz-focus-inner {
  border: 0;
  padding: 0;
}
input {
  line-height: normal;
}
input[type="checkbox"],
input[type="radio"] {
  box-sizing: border-box;
  padding: 0;
}
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}
input[type="search"] {
  -webkit-appearance: textfield;
  -moz-box-sizing: content-box;
  -webkit-box-sizing: content-box;
  box-sizing: content-box;
}
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}
fieldset {
  border: 1px solid #c0c0c0;
  margin: 0 2px;
  padding: 0.35em 0.625em 0.75em;
}
legend {
  border: 0;
  padding: 0;
}
textarea {
  overflow: auto;
}
optgroup {
  font-weight: bold;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
td,
th {
  padding: 0;
}
ul {
  margin: 0;
  padding: 0;
}
li {
  list-style: none;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
}
a {
  text-decoration: none;
  color: black;
}

header {
  background-color: #435a5b;
  height: 50px;
  font-style: 微软雅黑;
  position: fixed;
  width: 100%;
  z-index: 11;
}
header img {
  margin-left: 50px;
}
.sidebar {
  background-color: #435a5b;
  width: 17%;
  min-height: 1000px;
  float: left;
  position: fixed;
  border-top: 2px solid black;
  margin-top: 50px;
}
.sidebar ul {
  margin-top: 50px;
}
.sidebar ul li {
  font-size: 18px;
  color: white;
  cursor: pointer;
  text-align: center;
  height: 40px;
  line-height: 2.5;
}
.sidebar ul li:hover {
  background-color: #2d3c3d;
  border-bottom: 2px solid #111717;
}
.view_window {
  float: right;
  width: 79%;
  margin-right: 20px;
  margin-top: 70px;
  border-top: 2px solid #435a5b;
}
.view_window pre {
  text-indent: 20px;
}
@media only screen and (max-width: 500px) {
  .sidebar {
    width: 100%;
    position: static;
    min-height: inherit;
    padding-bottom: 50px;
  }
  .view_window {
    margin-right: 40px;
    margin-top: 50px;
    text-align: center;
  }
}
.group_name {
  height: 30px;
  line-height: 1.4;
  margin-left: 20px;
}
.how_use,
.demo {
  color: white;
  height: 30px;
  border-radius: 20px;
  background-color: #435a5b;
  font-size: 20px;
  line-height: 1.5;
  word-spacing: 20px;
  text-indent: 20px;
  margin-bottom: 20px;
}
.use_content p {
  text-indent: 20px;
}
/*tabs*/
.tab_class {
  color: red;
}
.tabs li {
  float: left;
  cursor: pointer;
  width: 100px;
  height: 30px;
  line-height: 2;
  background-color: grey;
}
/*alert*/
.alert_demo p {
  display: inline-block;
  margin-right: 135px;
  margin-left: 20px;
}
.alert_demo div {
  border-radius: 5px;
  border: 1px solid red;
  width: 300px;
  margin-top: 10px;
}
/*modal*/
.modal_demo .modal_opacity {
  display: none;
  width: 100%;
  min-height: 670px;
  background-color: gray;
  opacity: 0.6;
  position: absolute;
  left: 0;
  top: 0;
}
.modal_demo .modal_box {
  position: absolute;
  width: 50%;
  height: 35%;
  background-color: white;
  text-align: center;
  font-size: 30px;
  line-height: 5;
  border-radius: 10px;
  color: red;
  display: none;
}
.modal_demo .modal_box .close {
  content: "\e69a";
  font-size: 31px;
  position: absolute;
  right: 7px;
  top: -54px;
}
